| 摘要 |
PROBLEM TO BE SOLVED: To provide a hot-water saving type cartridge for faucet metal fittings.SOLUTION: A hot-water saving type cartridge for faucet metal fittings comprises: a lever operated in the directions in which a user operates the lever for a water delivering function of supplying or cutting off water, a flow rate regulating function, and a regulating function for cold water and hot water; a fixed disk including a cold water discharge port which discharges the cold water, a hot water discharge port which discharges the hot water, and a mixed water discharge port which discharges mixed water of the cold water and hot water; and a movable disk which is brought into surface contact with the fixed disk to operate together with the lever when the lever is operated to selectively open and close the cold water discharge port, hot water discharge port, and mixed water discharge port, the hot-water saving type cartridge for faucet metal fittings being characterized in that when the discharge amount of the cold water is increased, the movable disk rotates as the lever is rotated to widen the opening of the cold water discharge port and when the lever is rotated counterclockwise so as to discharge the hot water, the cold water discharge port of the fixed disk is partially opened as well as the hot water discharge port even if the lever is fully opened. |
